Lamp



FIG. 1 is a perspective view of the lamp embodying the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view, the right side being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

FIGS. 2, 4, and 6 show portions of a bulb in broken lines. The portions shown in broken lines are shown for environmental purposes and do not form any part of the claimed design. 

The ornamental design for a lamp, as shown and described. 